oldtt 57 usr/sample/tetris/screen.c static struct termios oldtt; oldtt 94 usr/sample/tetris/screen.c if (tcgetattr(0, &oldtt) < 0) oldtt 96 usr/sample/tetris/screen.c newtt = oldtt; oldtt 117 usr/sample/tetris/screen.c (void) tcsetattr(0, TCSADRAIN, &oldtt);